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Application filedfiledCritical
Priority to JP1977138413UpriorityCriticalpatent/JPS5814056Y2/ja
Priority to US05/939,975prioritypatent/US4219723A/en
Priority to BE190378Aprioritypatent/BE870350A/xx
Publication of JPS5464127UpublicationCriticalpatent/JPS5464127U/ja
Application grantedgrantedCritical
Publication of JPS5814056Y2publicationCriticalpatent/JPS5814056Y2/ja